3
aide-de-camp(noun, supporter, assistant, helper, aide)
3
backer(noun, help, aid, associate, subordinate)
3
band(verb, help, play, agree, aid)
3
be in cahoots(verb, expression, idiom, help, play)
3
beau(noun, steady, companion, friend, attendant)
3
boyfriend(noun, call, steady, meeting, companion)
3
bridegroom(noun, companion, marriage, spouse, soulmate)
3
coalesce
3
concur(verb, help, play, agree, aid)
3
consociate
3
conspire(verb, help, play, agree, aid)
3
extra(noun, adjective, addition, assistant, attachment)
3
girlfriend(noun, meeting, acquaintance, sweetheart, engagement)
3
join forces(expression, help, play, agree, aid)
3
join in(expression, help, play, agree, aid)
3
master(noun, companion, holder, spouse, owner)
3
merge
3
messmate
3
old lady(noun, expression, idiom, marriage)
3
old woman(noun, expression, idiom, marriage)
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APASmart Define. (2016). partner thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/partner/thesaurus/synonyms
ChicagoSmart Define. 2016. "partner thesaurus" https://smartdefine.org/partner/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, partner thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/partner/thesaurus/synonyms>.
MLASmart Define. "partner thesaurus" 9 February 2016. Web. 21 September 2026. <https://smartdefine.org/partner/thesaurus/synonyms>